package te;

import java.util.Scanner;

public final class shottest {

	public static void main(String[] args) {
		int i,j,k,n;
		Scanner input = new Scanner(System.in);
		System.out.print("输入金字塔层数:");
		n=input.nextInt();
		for (i=1;i<=n;i++){
			for (j=1;j<=n-i;j++)
				System.out.print(" ");
			for(k=1;k<=2*i-1;k++)
				System.out.printf("	*");
			System.out.printf("\n");
		}
	}

}
